boss in WordNet English dictionary

1. a circular rounded projection or protuberance
   knob  boss 
   
2. a person responsible for hiring workers
   "the boss hired three more men for the new job"
   boss  hirer 
   
3. a person who exercises control over workers
   "if you want to leave early you have to ask the foreman"
   foreman  chief  gaffer  honcho  boss 
   
4. a leader in a political party who controls votes and dictates appointments
   "party bosses have a reputation for corruption"
   party boss  political boss  boss 
   
5. a person who exercises control and makes decisions
   "he is his own boss now"
   boss 
   

1. raise in a relief
   "embossed stationery"
   emboss  boss  stamp 
   

1. exceptionally good
   "a boss hand at carpentry"; "his brag cornfield"
   boss  brag